var CreatedOKLodop7766 = null;
let CLODOPFUNCS={
	//====页面引用CLodop云打印必须的JS文件：====
	init:function(){
		if (typeof window.getCLodop !=='function' && CLODOPFUNCS.needCLodop()) {
			var head = document.head || document.getElementsByTagName("head")[0] || document.documentElement;
			var oscript = document.createElement("script");
			if (window.location.protocol == "http:") {
				oscript.src = "http://localhost:8000/CLodopfuncs.js?priority=1";
				head.insertBefore(oscript, head.firstChild);

				//引用双端口(8000和18000）避免其中某个被占用：
				// oscript = document.createElement("script");
				// oscript.src = "http://localhost:18000/CLodopfuncs.js?priority=0";
				// head.insertBefore(oscript, head.firstChild);
			} else {
				//https协议端口是8443和8444
				oscript.src = "https://localhost:8443/CLodopfuncs.js?priority=1";
				head.insertBefore(oscript, head.firstChild);

			}
			
		};
	},
	//====判断是否需要安装CLodop云打印服务器:====
	needCLodop: function() {
		try {
			var ua = navigator.userAgent;
			if (ua.match(/Windows\sPhone/i) != null) return true;
			if (ua.match(/iPhone|iPod/i) != null) return true;
			if (ua.match(/Android/i) != null) return true;
			if (ua.match(/Edge\D?\d+/i) != null) return true;

			var verTrident = ua.match(/Trident\D?\d+/i);
			var verIE = ua.match(/MSIE\D?\d+/i);
			var verOPR = ua.match(/OPR\D?\d+/i);
			var verFF = ua.match(/Firefox\D?\d+/i);
			var x64 = ua.match(/x64/i);
			if ((verTrident == null) && (verIE == null) && (x64 !== null))
				return true; else
				if (verFF !== null) {
					verFF = verFF[0].match(/\d+/);
					if ((verFF[0] >= 41) || (x64 !== null)) return true;
				} else
					if (verOPR !== null) {
						verOPR = verOPR[0].match(/\d+/);
						if (verOPR[0] >= 32) return true;
					} else
						if ((verTrident == null) && (verIE == null)) {
							var verChrome = ua.match(/Chrome\D?\d+/i);
							if (verChrome !== null) {
								verChrome = verChrome[0].match(/\d+/);
								if (verChrome[0] >= 41) return true;
							};
						};
			return false;
		} catch (err) { return true; };
	},
	//====获取LODOP对象的主过程：====
	getLodop:function (oOBJECT, oEMBED) {
		var strHtmInstall = "<a href='http://www.lodop.net/download/CLodop_Setup_for_Win32NT_https_3.056Extend.zip' download target='_blank'><font color='#2192d9'>打印控件未安装!点击这里下载安装，安装后请刷新页面或重新进入。</font></a><a target='_blank' style='color:#a8a8a8' href='https://pan.baidu.com/s/1kwnae7IUkzEoLfWOb-U4Nw'>备用下载地址</a>";
		var strHtmUpdate = "<a href='http://www.lodop.net/download/CLodop_Setup_for_Win32NT_https_3.056Extend.zip' download target='_blank'><font color='#2192d9'>打印控件需要升级!点击这里下载安装，升级后请重新进入。</font></a><a target='_blank' style='color:#a8a8a8' href='https://pan.baidu.com/s/1kwnae7IUkzEoLfWOb-U4Nw'>备用下载地址</a>";
		var strHtm64_Install = "<a href='http://www.lodop.net/download/CLodop_Setup_for_Win32NT_https_3.056Extend.zip' download  target='_blank'><font color='#2192d9'>打印控件未安装!点击这里下载安装，安装后请刷新页面或重新进入。</font></a><a target='_blank' style='color:#a8a8a8' href='https://pan.baidu.com/s/1kwnae7IUkzEoLfWOb-U4Nw'>备用下载地址</a>";
		var strHtm64_Update = "<a href='http://www.lodop.net/download/CLodop_Setup_for_Win32NT_https_3.056Extend.zip' download  target='_blank'><font color='#2192d9'>打印控件需要升级!点击这里下载安装，升级后请重新进入。</font></a><a target='_blank' style='color:#a8a8a8' href='https://pan.baidu.com/s/1kwnae7IUkzEoLfWOb-U4Nw'>备用下载地址</a>";
		var strHtmFireFox = "<font color='#2192d9'>（注意：如曾安装过Lodop旧版附件npActiveXPLugin,请在【工具】->【附加组件】->【扩展】中先卸它）</font>";
		var strHtmChrome = "<font color='#2192d9'>(如果此前正常，仅因浏览器升级或重安装而出问题，需重新执行以上安装）</font>";
		var strCLodopInstall = "<a href='http://www.lodop.net/download/CLodop_Setup_for_Win32NT_https_3.056Extend.zip' download  target='_blank'><font color='#2192d9'>CLodop云打印服务(localhost本地)未安装启动!点击这里下载安装，安装后请刷新页面。</font></a><a target='_blank' style='color:#a8a8a8' href='https://pan.baidu.com/s/1kwnae7IUkzEoLfWOb-U4Nw'>备用下载地址</a>";
		var strCLodopUpdate = "<a href='http://www.lodop.net/download/CLodop_Setup_for_Win32NT_https_3.056Extend.zip' download  target='_blank'><font color='#2192d9'>CLodop云打印服务需升级!点击这里下载安装，升级后请刷新页面。</font></a><a target='_blank' style='color:#a8a8a8' href='https://pan.baidu.com/s/1kwnae7IUkzEoLfWOb-U4Nw'>备用下载地址</a>";
		var LODOP;
		try {
			var isIE = (navigator.userAgent.indexOf('MSIE') >= 0) || (navigator.userAgent.indexOf('Trident') >= 0);
			if (CLODOPFUNCS.needCLodop()) {
				try { LODOP = getCLodop(); } catch (err) {};
				if (!LODOP && document.readyState !== "complete") { return "C-Lodop没准备好，请稍后再试！"; };
				if (!LODOP) {
					return strCLodopInstall;
				} else {
					if (CLODOP.CVERSION < "3.0.2.9") {
						return strCLodopUpdate;
					};
					if (oEMBED && oEMBED.parentNode) oEMBED.parentNode.removeChild(oEMBED);
					if (oOBJECT && oOBJECT.parentNode) oOBJECT.parentNode.removeChild(oOBJECT);
				};
			} else {
				var is64IE = isIE && (navigator.userAgent.indexOf('x64') >= 0);
				//=====如果页面有Lodop就直接使用，没有则新建:==========
				if (oOBJECT != undefined || oEMBED != undefined) {
					if (isIE) LODOP = oOBJECT; else LODOP = oEMBED;
				} else if (CreatedOKLodop7766 == null) {
					LODOP = document.createElement("object");
					LODOP.setAttribute("width", 0);
					LODOP.setAttribute("height", 0);
					LODOP.setAttribute("style", "position:absolute;left:0px;top:-100px;width:0px;height:0px;");
					if (isIE) LODOP.setAttribute("classid", "clsid:09896DB8-1189-44B5-BADC-D6DB5286AC57");
					else LODOP.setAttribute("type", "application/x-print-lodop");
					document.documentElement.appendChild(LODOP);
					CreatedOKLodop7766 = LODOP;
				} else LODOP = CreatedOKLodop7766;
				//=====Lodop插件未安装时提示下载地址:==========
				if ((LODOP == null) || (typeof (LODOP.VERSION) == "undefined")) {
					if (navigator.userAgent.indexOf('Chrome') >= 0)
						return strHtmChrome;
					if (navigator.userAgent.indexOf('Firefox') >= 0)
						return strHtmFireFox;
					if (is64IE) return strHtm64_Install; else
						if (isIE) return strHtmInstall; else
							return strHtmInstall;
					//return LODOP;
				};
			};
			if (LODOP.VERSION < "6.2.2.1") {
				if (!CLODOPFUNCS.needCLodop()) {
					if (is64IE) return strHtm64_Update; else
						if (isIE) return strHtmUpdate; else
							return strHtmUpdate;
				};
				return LODOP;
			};
			//===如下空白位置适合调用统一功能(如注册语句、语言选择等):===
			//LODOP.SET_LICENSES("", "77B6AF6C059029688EBA2B974550557070", "", "");
			//===========================================================
			return LODOP;
		} catch (err) { alert("getLodop出错:" + err); };
	}

}

export default CLODOPFUNCS;
